Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From feeaa839d2c6c1d0e66649cb64c4added563d4e4 Mon Sep 17 00:00:00 2001
|From: Son Phan Trung <phantrungson17@gmail.com>
|Date: Tue, 12 Mar 2024 18:37:32 +0700
|Subject: [PATCH] patches/cool-autostart: Update patch
|
|Updated for the removal of the sigchld() function.
|---
| config.def.h |  5 +++++
| dwm.c        | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++-
| 2 files changed, 61 insertions(+), 1 deletion(-)
|
|diff --git a/config.def.h b/config.def.h
|index 9efa774..aba210d 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 18.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/dwm.c b/dwm.c
|index f1d86b2..c2eb07d 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 233.
Hunk #2 succeeded at 275.
Hunk #3 succeeded at 1287.
Hunk #4 succeeded at 1579.
Hunk #5 succeeded at 1591.
Hunk #6 succeeded at 2206.
Hmm...  Ignoring the trailing garbage.
done